<template>
  <div class="execution">
    <basic-container>
      <avue-crud ref="crud" :page.sync="page" :data="tableData" :table-loading="tableLoading" :option="tableOption" @on-load="getList" @size-change="sizeChange" @current-change="currentChange" @refresh-change="refreshChange">
        <template slot-scope="scope" slot="menuBtn">
          <el-dropdown-item v-if="permissions.act_task_manage" divided @click.native="audit(scope.row,scope.index)">审批
          </el-dropdown-item>
          <el-dropdown-item v-if="permissions.act_task_manage" divided @click.native="comment(scope.row,scope.index)">批注
          </el-dropdown-item>
          <el-dropdown-item v-if="permissions.act_task_manage" divided @click.native="viewPic(scope.row,scope.index)">流程图
          </el-dropdown-item>
        </template>
      </avue-crud>
    </basic-container>
    <el-dialog :visible.sync="showTask" title="任务办理">
      <avue-form ref="form" v-model="obj" :option="formOption">
        <template slot-scope="scope" slot="menuForm">
          <el-button v-for="flag in flagList" :key="flag" icon="el-icon-check" plain @click="handleTask(scope.row,flag)">{{ flag }}
          </el-button>
        </template>
      </avue-form>
    </el-dialog>
    <el-dialog :visible.sync="showComment" title="批注列表">
      <avue-crud :data="taskTableData" :option="taskOption" />
    </el-dialog>
    <el-dialog :visible.sync="showPicDialog" title="流程图">
      <img v-if="showPicDialog" :src="actPicUrl" width="100%">
    </el-dialog>
  </div>
</template>

<script>
import { doTask, fetchComment, fetchDetail, fetchList } from '@/api/activiti/task'
import { formOption, tableOption, taskOption } from '@/const/crud/activiti/task'
import AvueUeditor from 'avue-plugin-ueditor';
import { mapGetters } from 'vuex'

export default {
  name: 'Task',
  comments: {
    AvueUeditor
  },
  data() {
    return {
      actPicUrl: '',
      obj: {},
      flagList: [],
      showTask: false,
      showComment: false,
      showPicDialog: false,
      tableData: [],
      taskTableData: [],
      page: {
        total: 0, // 总页数
        currentPage: 1, // 当前页数
        pageSize: 20 // 每页显示多少条
      },
      tableLoading: false,
      tableOption: tableOption,
      formOption: formOption,
      taskOption: taskOption
    }
  },
  created() {
  },
  mounted: function() {
  },
  computed: {
    ...mapGetters(['permissions'])
  },
  methods: {
    getList(page, params) {
      this.tableLoading = true
      fetchList(Object.assign({
        current: page.currentPage,
        size: page.pageSize
      }, params)).then(response => {
        this.tableData = response.data.data.records
        this.page.total = response.data.data.total
        this.tableLoading = false
      })
    },
    audit: function(row) {
      fetchDetail(row.taskId).then(response => {
        this.obj = response.data.data
        // 根据连线判断下次的流程
        this.flagList = this.obj.flagList
        this.showTask = true
      })
      this.obj = row
    },
    comment: function(row) {
      fetchComment(row.taskId).then(response => {
        this.taskTableData = response.data.data
      })
      this.showComment = true
    },
    handleTask: function(row, result) {
      this.obj.taskFlag = result
      this.$refs.form.validate(valid => {
        if (valid) {
          doTask(this.obj).then(() => {
            this.$message({
              showClose: true,
              message: '提交成功',
              type: 'success'
            })
            this.showTask = false
            this.getList(this.page)
          })
        }
      })
    },
    viewPic: function(row) {
      this.actPicUrl = `/act/task/view/` + row.taskId
      this.showPicDialog = true
    },
    sizeChange(pageSize) {
      this.page.pageSize = pageSize
    },
    currentChange(current) {
      this.page.currentPage = current
    },
    refreshChange() {
      this.getList(this.page)
    }
  }
}
</script>

<style lang="scss" scoped>
</style>

